OPERATOR’S SAFETY AND SERVICE MANUAL MM60 MM80 MM90 This manual covers the following serial numbers and higher for each model listed: MM60 . . . . . . . . . . . . . . . . . . . . 7011600 MM80 . . . . . . . . . . . . . . . . . . . . 7032000 MM90 . . . . . . . . . . . . . . . . . . . . 7051100 MORTAR & PLASTER MIXERS MBW, Inc. 250 Hartford Rd • PO Box 440 Slinger, WI 53086-0440 Phone: (262) 644-5234 Fax: (262) 644-5169 Email: mbw@mbw.com Website: www.mbw.com MBW (UK) Ltd.
TABLE OF CONTENTS Safety Information . . . . . . . . . . . . . . . . . . . . . . 1 Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Belt Guides. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Greasing Wheel Bearings . . . . . . . . . . . . . . . . . . . . . 9 Safety Decals . . . . . . . . . . . . .
WARNING CALIFORNIA PROPOSITION 65 WARNING Engine exhaust and some of its constituents are known in the state of California to cause cancer, birth defects, and other reproductive harm.
SAFETY INFORMATION Introduction SAFE DRESS: Do not wear loose clothing, rings, wristwatches, etc. near machinery. This Safety Alert Symbol is used to call attention to items or operations which may be dangerous to those operating or working with this equipment. The symbol can be found throughout this manual and on the unit. Please read these warnings and cautions, along with all decals, carefully before attempting to operate the unit.
CAUTION(PRECAUCIÓN) Improper towing can lead to damage or injury. CAUTION(PRECAUCIÓN) Read the operating instructions before operating this piece of equipment. Lea las Instrucciones Operativas antes de hacer funcionar esta parte del equipo. Before Towing: 1. Check running gear and tow bar. 2. Lock drum in tow position. 3. Check tow pin for proper instal-lation and good condition. 4. USE SAFETY CHAINS when towing.
WARNING ADVERTENCIA WARNING ADVERTENCIA 12500 ENGINE EXHAUST IS HAZARDOUS IF INHALED USE ONLY IN A WELL VENTILATED AREA EL GAS DEL ESCAPE DEL MOTOR ES PELIGROSO SI SE INHALA USE LA MÁQUINA SÓLO EN UNA ZONA BIEN VENTILADA 15076 15076 MOVING PARTS CAN CRUSH AND CUT KEEP HANDS CLEAR! SHUT OFF ENGINE OR MOTOR BEFORE SERVICING. LAS PIEZAS MÓVILES PUEDEN IMPACTAR Y CORTAR ¡MANTENGA ALEJADAS SUS MANOS! APAGUE EL MOTOR ANTES DEL SERVICIO.
12573 MIXER(MEZCLADORA) OPERATING INSTRUCTIONS INSTRUCCIONES DE OPERACIÓN WARNING OPERATION OF THIS EQUIPMENT MAY CREATE SPARKS THAT CAN START FIRES AROUND DRY VEGETATION. A SPARK ARRESTER MAY BE REQUIRED. THE OPERATOR SHOULD CONTACT LOCAL FIRE AGENCIES FOR LAWS OR REGULATIONS 19791 RELATING TO FIRE PREVENTION 19791 1. 2. 3. 4. 5. 6. 7. 8. 9. Check oil in engine crankcase. MAKE SURE grid is CLOSED before starting and during operation.
SPECIFICATIONS MM60 MM90 MM60 MM80 MM90 Batch Capacity 6 cu. ft (.17 cu. m) 8 cu. ft (0.23 cu. m) 9 cu. ft (0.26 cu. m) Batch Size 2 bags 2.5 - 3 bags 3 - 3.5 bags Gas Engines Honda GX160 Honda GX240 Honda GX240 Honda GX240 Engine Speed 3500 rpm 3300 rpm 3300 rpm Drivetrain V-belts to Gears V-belts to Gears V-belts to Gears Electric Motors Baldor 1.5 hp (1-phase) Baldor 2 hp (1-phase) Baldor 3 hp (1-phase) Motor Draw 115V - 18A 230V - 9A 230V - 14A 230V - 15.
OPERATION Introduction MBW equipment is intended for use in very severe applications. They are powered by four cycle engines and are available in different sizes and a selection of engines. This parts manual contains only standard parts. Variations of these parts as well as other special parts are not included. Contact your local MBW distributor for assistance in identifying parts not included in this manual. Before Starting & Operating 3. Pull out the stop switch on the engine shroud. 4.
4. Close the fuel valve. Stopping Electric Motor 1. Move mixer engagement lever to the “IDLE” position. 2. Move the switch on the motor to the “OFF” position. Check the condition of the pin on the tow bar and make sure it is secure. Always STOP the engine or motor and disconnect spark plug wire or power cord before making any repairs or adjustments to the machine. Remove any loose debris from the mixer before towing on roads. Check that safety chains cross each other when attached.
MAINTENANCE WARNING CAUTION Always exercise the stopping procedure before servicing or lubricating the unit. Always verify fluid levels and check for leaks after changing fluids. After servicing the unit, replace and fasten all guards, shields, and covers to their original positions before resuming operation. Do not drain oil onto ground, into open streams, or down sewage drains.
Greasing Wheel Bearings FIGURE 1 GREASE DAILY 2 OIL WEEKLY 1. Jack the rear end of the mixer and support by side rails so that mixer is stable. 2. Remove the wheel. 3. Remove the dust cover. 4. Remove the cotter pin from the spindle nut. 5. Unscrew the spindle nut. 6. Remove the hub from the spindle, being careful not to allow the outer bearing cone to fall out. The inner bearing cone will be retained by the seal. 7. Remove the grease seal. 8.
SERVICE Assembly and disassembly should be performed by a service technician who has been factory trained on MBW equipment. The unit should be clean and free of debris. Pressure washing before disassembly is recommended. Engine Shroud Removal Refer to Drivetrain Assembly, page 16. 1. Disconnect wiring harness (#18) from engine by unscrewing ring terminal from engine and unplugging bullet connector. 2. Remove automatic safety grid lifter from safety grid. 3.
2. Check alignment between bull gear and pinion. Gears must be parallel and in-line. Adjust drum location if necessary. 3. Bolt pillow blocks to frame using four bolts (#25), washers (#28 & #10), lockwashers (#27), and locknuts (#26). 4. Dump drum to check for binding. If binding is noticed, loosen bolts and realign pillow blocks. 5. Loosen intermediate shaft bolts and fine tune gear alignment if necessary. Set backlash in gears to 0.010” before tightening.
Parts Replacement Cycles and Tolerances Bearings Replace anytime a bearing is rough, binding, discolored or removed from housing or shaft. Clutch Replace clutch if it does not disengage below 1800 rpm. Engine Components Refer to your engine manufacturer’s Owner’s Manual. Hardware Replace any worn or damaged hardware as needed. Replacement hardware should be grade 5 and zinc plated unless otherwise specified. Safety Decals Replace if they become damaged or illegible.
REPLACEMENT PARTS The warranty is stated in this book on page 18. Failure to return the Warranty Registration Card renders the warranty null and void. STAMPED LOCATION MBW, Inc. has established a network of reputable distributors with trained mechanics and full facilities for maintenance and rebuilding, and to carry an adequate parts stock in all areas of the country. Their sales engineers are available for professional consultation.
Drum Assembly - 14 -
01056 01177 01280 01550 05002 05082 05475 05665 05918 06327 16737 16806 16807 16781 16832 16782 17076 17077 17078 17079 18903 F051808HCS F0518ELN F061606HCS F061610CB F061610HCS F0616ELN F0616HN F06PW F06SW F081314HCS F0813ELN F08SW 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28.
+3 +21'$ Drivetrain Assembly - 16 -
00808 01159 01561 01562 01563 05586 05692 05741 07592 07755 16750 16783 16813 16816 16820 17135 17404 F0324HN F03LW F042004HCS F0420FN F051808FWS F0518ELN F061610SHS F061612CB F061616HCS F0616HN F06LW F06SW 30. 31. 00032 05606 05741 15223 15224 17703 F051822HCS F0518HN F05LW F05SW 32. 33. 34. 35. 36. 37. 38.
Electric Motor Drivetrain Assembly - 18 -
01160 01283 01561 19876 05586 16585 06067 19918 06025 16729 16936 16939 16940 16941 16942 16943 F023206PMS F0232HN F02LW F061608FWS F061608HCS F061610HCS F061612HCS F061616HCS F0616FN F0616HN F06LW F06SW 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 06068 19916 19917 19919 19920 19921 KEY, 1/4” SQUARE x 2” LONG KEY, 1/4” SQUARE x 1-1/4” LONG SHEAVE, 2A - 4” SHAFT, INTERMEDIATE BEARING, PILLOW BLOCK SPROCKET, 60 TOOTH MOTOR, ELECTRIC 1.5 HP, 1-PHASE, 230 VOLT MOTOR, ELECTRIC 1.
4 6 20 19 2 18 1 16 17 14 7 15 13 10 13 9 3 8 21 15 1 5 12 Idler Assembly - 20 - 11
01280 12422 16733 16736 16887 16784 16786 16828 16829 16752 16933 F042012HCS F0420ELN F042856HCS F0428HN F04LW F04SW F051806FWS F051826HCS F0518FN F061612HCS F06LW F06PW 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21.
18 8 1 23 26 3 6 5 2 9 7 12 10 4 23 21 11 16 14 24 17 19 20 11 21 13 25 22 15 23 26 26 24 Air Mixer Assembly - 22 -
ITEM 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. PART NO.
Frame & Axle Assembly - 24 -
01158 01170 01171 01174 01175 01235 01557 06442 01558 05844 16564 16773 16743 16771 16817 16818 17073 17074 17075 17158 F0210CP F061640CB F0616FN F081310HCS F0813ELN F121628HCS F12LW F1216HN 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. MM90 1. 2. 3. 4. 5. 6. 7. DESCRIPTION MM80 PART NO. MM60 ITEM 1 2 4 2 2 2 2 1 2 4 2 2 2 1 2 4 2 2 2 2 2 8 1 1 1 1 2 2 8 1 1 1 1 1 1 PIN, HITCH SEAL, GREASE BEARING, 1” (Cup & cone) CASTLE NUT, 3/4-16 COVER, DUST WASHER WHEEL, 4.
5 10 15 13 17 4 9 16 8 TO ENGINE 15 1 16 14 13 11 13 15 7 6 15 12 17 2 3 TO ENGINE MM90 PADDLE ORIENTATION Paddle Assembly - 26 -
05821 05006 05648 17574 18540 17576 18543 17578 18544 17585 17620 17570 17621 17571 17622 17572 17623 17573 F061610CB F061614CB F0616FN F0813ELN F081313HCS 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17.
WARRANTY WHAT DOES THIS WARRANTY COVER? MBW, Incorporated (MBW) warrants each New Machine against defects in material and workmanship for a period of twelve (12) months. "New Machine" means a machine shipped directly from MBW or authorized MBW dealer to the end user. This warranty commences on the first day the machine is sold, assigned to a rental fleet, or otherwise put to first use. MBW warrants each Demonstration Machine against defects in material and workmanship for a period of six (6) months.
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